St Peter's Church Project, Barton-upon-Humber [Lincolnshire]
Includes a History of the parish,
details of monuments in the church, and a searchable database of parish register entries
[the site has now been taken offline, but copies from April 2004 are available at the Internet Archive:
Main page
and History]

Barwick-in-Elmet [Yorkshire, West Riding] Historical SocietyThe site includes a full list of contents of the society's magazine The Barwicker, together with a number of online articles. The subjects range from the ancient kingdom of Elmet, extracts from medieval manorial records for Scholes, Woodhouse and Barwick itself, the history of Barnbow and the Grenefeld family, the history of Potterton, and accounts of two medieval rectors of Barwick - William Canon (d. 1420) and Richard Pace (d. 1536).

John Smith, Berkeley [Gloucestershire] Manuscripts, and other works
A number of extracts from John Smith's 17th-century historical works are included in
Notes on Berkeley,
in the section on Notes and Historical Documents
[not available, 24 July 2009; see the Internet Archive's
copy of this page, from April 2007]

Betley [Staffordshire]: Sources for Betley history (Patrick Corness)Abstracts of a number of medieval records concerning Betley, including common law records, chancery rolls, an Anglo-Saxon charter, and lists of inhabitants from a manorial survey and a subsidy roll.

William Hutton, An
History of Birmingham [Warwickshire] (2nd edition, 1783) (Project Gutenberg)
To be treated with caution, owing to its age; Currie and Lewis, A Guide to English
County Histories (1994) refer to it as "certainly the most entertaining"
work of local Warwickshire history of its period, though not a "scholarly work".

Historical Incidents [Bodmin, Cornwall] (Pat Patterson)16th and 17th centuries; extract from Sir John Maclean, Parochial and Family History of the parish and borough of Bodmin, in the county of Cornwall (1870)

Bunbury, Cheshire:
St Boniface Church Bunbury
The Bunbury Papers section includes articles by Claude Blair on
the monument to Sir Hugh Calveley (d. 1394) and on the other medieval
effigies in the church, some of which commemorate members of the Spurstow
family. The Elsworth Papers section includes biographical
sketches of the same Sir Hugh Calveley, Sir Ralph Egerton of Ridley (d. 1528)
and Sir George Beeston (d. 1601)

Burghwallis, South Yorkshire:
Village History (Burghwallis.com)
Includes two items by Margaret L. Pidcock-Burns - Early Lords, detailing the
heirs of Robert the Poitevin in the 13th and 14th centuries, and an M.A. thesis,
Burghwallis and Bentley: A comparative study of the development of two South Yorkshire Parishes

K. H. Macdermott, Buxted
[Sussex] The Beautiful (1929) (The Weald of Kent, Surrey and Sussex)
Scanned images (rather slow on a dial-up connection). Includes
a chapter on medieval history